Phonophor Hörgerät (Hearing Aid) alpha
Siemens-Reiniger-Werke AG (SRW); Berlin
- Country
- Germany
- Manufacturer / Brand
- Siemens-Reiniger-Werke AG (SRW); Berlin
- Year
- 1951 ?
- Category
- Medical Technology
- Radiomuseum.org ID
- 344271
- Number of Tubes
- 3
- Main principle
- Audio-Amplification; 3 AF stage(s)
- Wave bands
- - without
- Details
- Hearing aid
- Power type and voltage
- Dry Batteries / AA: 1 x 1.5 & 1 x 22,5 Volt
- Loudspeaker
- - only for Earphone!
- Material
- Metal case
- from Radiomuseum.org
- Model: Phonophor Hörgerät alpha - Siemens-Reiniger-Werke AG SRW;
- Shape
- Very small Portable or Pocket-Set (Handheld) < 8 inch.
- Dimensions (WHD)
- 60 x 85 x 25 mm / 2.4 x 3.3 x 1 inch
- Notes
-
Siemens (Reiniger-Werke AG) Hörgerät für Hemd- oder Jackentasche, Modell Phonophor alpha. Frühe Ausführung bestückt mit 2x CK538DX, CK542DX, spätere Ausführung bestückt mit 2x DF67, DL67
- Net weight (2.2 lb = 1 kg)
- 0.140 kg / 0 lb 4.9 oz (0.308 lb)
- Author
- Model page created by Bernhard Nagel. See "Data change" for further contributors.
- Other Models
-
Here you find 11 models, 10 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Siemens-Reiniger-Werke AG (SRW); Berlin
Collections
The model Phonophor Hörgerät (Hearing Aid) is part of the collections of the following members.